There he was diagnosed with hypersensitivity pneumonitis — a chronic inflammation of the lung, normally caused by regular inhalation of foreign bodies from the environment. (newscientist.com)
They found that streptomycin increased susceptibility to a disease known as hypersensitivity pneumonitis later in life, but vancomycin had no effect. (sciencedaily.com)
It's not advised to let your bird sleep in your bedroom, as it increases your risk of contracting hypersensitivity pneumonitis or extrinsic allergic alveolitis, colloquially known as bird keeper's lung. (tuck.com)